OMAHA, Neb. — The CEO of Canadian Pacific still thinks railroad mergers are needed if the industry is to handle more freight, even after the company’s bid for Norfolk Southern crumbled under stiff resistance.

DENVER — Garden-care giant Ortho said Tuesday that it will stop using a class of chemicals widely believed to harm bees as concerns rise about the health of the insects that pollinate a big portion of plants that people eat.

PORTLAND, Maine — Exactly how 32 American lobsters wound up in Swedish waters isn’t clear. But because some of them were wearing the rubber bands that are put on lobsters’ claws in captivity, many suspect the shellfish had been exported to Europe and then either escaped into the wild or were set free by animal rights activists.

NEW YORK — Al-Jazeera America, which couldn’t attract an audience to another cable news network in the United States, signs off Tuesday night following a three-hour live farewell designed to highlight its work since a 2013 launch.

LONDON — Iceland’s prime minister became the first major figure brought down by the leak of millions of records on offshore accounts as the scrutiny intensified around officials from other countries, including Ukraine’s president.

The biggest U.S.-based drugmaker, Pfizer Inc., will stay put thanks to aggressive new Treasury Department rules that succeeded in blocking Pfizer from acquiring rival Allergan and moving to Ireland ‚Äî at least on paper ‚Äî to reduce its tax bill.